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【单选题】
关于神经调节叙述错误的是A.
由神经系统的活动进行调节
B.
基本活动方式是反射
C.
反射弧不完整，反射活动照常进行
D.
是机体最主要的调节方式
E.
特点是迅速、准确、持续时间短
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举一反三
【单选题】Which of the following statements about homeotic genes is INCORRECT?
A.
Homeotic genes were first identified in invertebrates, but their homologs were found in almost all organisms.
B.
All homeotic genes contain consensus sequences that result in a specific DNA-binding motif.
C.
In vertebrates, homeotic genes are organized into two distinct clusters.
D.
All homeotic genes encode transcription factors that direct further gene expression.
E.
Homeotic genes exhibit a relationship between their order on the chromosome and the timing of their expression.
【简答题】简述贯彻教学的循序渐进原则的基本要求。
【简答题】简述循序渐进原则及其贯彻的基本要求。
【单选题】Which of the following statements is true according to the passage?
A.
Genes may contribute to some common diseases.
B.
Environmental factors cause more diseases than genes.
C.
It is common that most fatal diseases are caused by genes.
D.
It is impossible to get clear-cut genetic answers at present.
【单选题】Which of the following statements is true according to the text?
A.
Genes may contribute to some common diseases.
B.
Environmental factors cause more diseases than genes.
C.
It is common that most fatal diseases are caused by genes.
D.
It is impossible to get clear-cut genetic answers.
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